109450427 has 2 divisors, whose sum is σ = 109450428. Its totient is φ = 109450426.

The previous prime is 109450423. The next prime is 109450441. The reversal of 109450427 is 724054901.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (724054901) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 109450427 - 2² = 109450423 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 109450393 and 109450402.

It is not a weakly prime, because it can be changed into another prime (109450421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54725213 + 54725214.

It is an arithmetic number, because the mean of its divisors is an integer number (54725214).

Almost surely, 2^109450427 is an apocalyptic number.

109450427 is a deficient number, since it is larger than the sum of its proper divisors (1).

109450427 is an equidigital number, since it uses as much as digits as its factorization.

109450427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 109450427 is about 10461.8558105147. The cubic root of 109450427 is about 478.3427031258.

The spelling of 109450427 in words is "one hundred nine million, four hundred fifty thousand, four hundred twenty-seven".